New Klein Model K650Q with New 2019 Western Star XD25 4900 Chassis

The Klein model K650Q Trap tank is a 6,500-gallon water truck tank system designed for off highway use in the severe operating conditions of mine, quarry and heavy construction. The innovative Klein TRAP tank system makes this work truck the ultimate for job site and operator safety. The Klein tank mounted on this super strong and reliable Western Star XD 25 4900 chassis platform makes this work truck package the leading choice for any Mine, Quarry or off-road construction environment.

All new Klein SMARTSPRAY and SMARTCONTROL water discharge innovations provide extraordinary independent , safe functionality that gives the operator full and independent control of discharge separate from truck engine or ground speed.

The truck features ROPS and front access package.

This truck is available NOW for immediate delivery.

Call now. Speak to your Klein rep and find out all the details on this great heavy duty water truck package.

  • Availability: This unit has been sold.
  • Last Updated: November 8, 2021
Chassis Make: Western Star
Chassis Model: XD25 4900
Model Year: 2019, New, Unused
Status: New
Tank: Klein
Model: K650
Capacity: 6,500 U.S. Gallons, Approx.
Klein S/N: TBD, Several Available
FOB: Jacksonville, TX

Summary of Main Chassis Specification

Engine: Detroit DD15 14.85L 505 HP
Transmission: Allison 4500 RDS
GVWR: 92,000 lbs
Front Axle: 22,000 lbs Meritor
Front Suspension: 23,000 lbs Flat Leaf Spring
Rear Axle: 70,000 lbs Dana
Rear Suspension: 70,000 lbs Chalmers 865
Brakes: Full Air. Drum Style
Frame: 11 5/8″ Double Channel. Extra Heavy Duty
Fuel Tank: 80 Gallon, Aluminum
Tires, Front: 425/65r22.5 20 ply. 2 each.
Wheels, Front: Painted Steel
Tires, Rear: 12r24 18 ply. 8 each.
Wheels, Rear: Painted Steel
Exterior Color: Yellow. PPG Base/Clear


Value Added Options/Features

  • Front engine PTO
  • Upgraded air cleaners
  • Upgraded power steering
  • Front access package including walkways, railings, bumper extension, site rods.
  • ROPS
  • Heavy duty steel front bumper
  • Grill guard
  • Galvanized steel server service cab
  • Fiberglass hood with butterfly opening


  • Detailed chassis specification available upon request
  • Weight Study/CG calculations available upon request
  • Chassis gradability reports & shift split charts available upon request

 main tank equipment features

Tank: Klein, Trap Design
Model: K650Q
Capacity: 6500 U.S. Gallons (Approx.)


discharge package

Water Pump: Klein KP4H 1200 GPM 80 PSI
Pump Drive System: Klein hydraulic power SmartSpray®
Rear Spray: Two (2) right/left Klein combination sprayhead fan discharges
Side Spray: Two (2) right/left Klein sidejet sprayhead discharges
Front Spray: Two (2) right/left Klein combination sprayhead fan discharges
Control Module: SmartControl® cab controls
Suction Loading: Yes. With suction hose kit and tank mounted carriers
Gravity: Yes. Full width bar. Rear mounted cab controlled.
Hose Reel: Yes. 1.5″x50″ hose. Electric rewind. One man operation
Pressure Outlet Group: Yes. One 1.5″ with valve and one 3/4″ bib
Turret Monitor: Yes. Klein model KPRO-A.


tank equipment

Subframe: Quarry spec. Heavy duty subframe, HDQ Off Highway mounting hardware & added Off Highway baffling
Baffles: PFC Precision Flow Control Load Stabilization System, Off Highway quarry spec
Head/Baffle Design: Flanged Tank Bulkheads, Flanged Baffles
Fenders: Tank integrated. Flanged, formed & welded. Mudflaps included as required
Fender Undercoating: Yes. Keinflex
Fill Line: Yes. 3″ Rear mounted
Fill Line Options: Lay over elbow, drain valve
Mounting Hardware: HDQ six (6) total. All flex mount. Off Highway & Spec
Manhole: 30″
Manhole Options: Trash screen. Two (2) added, covered access ports on tank top
Sight Glass: Yes. Two (2) tank front and rear
Low Water Drain Package: Yes
Kleinview Rear Camera: Yes
Work Lights: Yes. Six (6)
Rotating Lights: Yes. Two (2) tank mount
Liquid Level Indicator, Electronic: Yes. Cab Mount. SmartControl®

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